body{
    width: 100%;
    background: #ededef;
    min-width: 1200px;
}
.con_404{
    width: 62.5%;
    margin: auto;
    margin-top: 200px;
    overflow: hidden;
    /* border: 1px solid yellow; */

}
.con_404_img{
    width:45%;
    height: 300px;
    float: left;
    /* border: 1px solid red; */
    margin-right: 6%;
}
.con_404_img p{
    display: none;
    color: #6b6b6d;
    font-size: 18px;
}
.con_404_img span{
 color: #6b6b6d;
}
.con_404_img p strong{
    font-size: 25px;
    color: red;
}
.con_404_img img{
    width: 100%;
    height: 90%;
 }
 .con_404_right{
     margin-top: 20px;
 }
 .con_404_right h4{
     color: #69696b;
 }
 .reason{
     color: #6b6b6d;
     font-size: 12px;
     line-height: 30px;
     margin-top: 10px;
 }
 .back{
     width: 16.5%;
     float: left;
     margin-top: 50px;
     min-width: 16.5%;
 }
 .back a{
     font-size: 14px;
     color: #2257a5;
     line-height: 25px;
 }